Silicon nitride（Si3N4）
Silicon nitride has a high covalent bond and is excellent in high-temperature strength, oxidation resistance and chemical resistance.
Special Si3N4
| Product | Characteristics | Usage |
|---|---|---|
| ASN-5 | High strength |
Abrasion-resistant components of powder and slurry handling equipment |
Characteristics Chart
Mechanical characteristics:
| Characteristics | Density g/cm3 |
Coefficient of elasticity GPa |
Bending strength MPa |
Hardness GPa |
Fracture toughness MPa√m |
|
|---|---|---|---|---|---|---|
| Standard product | ASN-5 | 3.2 | 290 | 720 | 14 | 5 |
Heat/electrical characteristics
| Characteristics | Coefficient of thermal expansion ×10-6/K |
Thermal shock resistance K |
Coefficient of thermal conductivity W/m・K |
Electrical resistance Ω・cm |
Dielectric strength kV/mm |
Dielectric constant | Dielectric loss ×10-4 |
|
|---|---|---|---|---|---|---|---|---|
| Standard product | ASN-5 | 2.3 | 700 | 26 | >1014 | >10 | 8 | 3 |
Usage
- Components for molten aluminum baths
- Heat-resistant nozzles
- Welding tools and jigs
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